| 摘要 |
<P>PROBLEM TO BE SOLVED: To obtain the comprehension degree of a customer to explanation by a salesperson. <P>SOLUTION: In a commodity sales data processor, if sales data on a commodity requiring explanation by a salesperson is input through an input unit, input of a comprehension degree which indicates the comprehension degree of a customer purchasing the commodity to the explanation of the commodity by the salesperson is received. Then, the received information indicating the comprehension degree is stored in association with identification information on at least one of the commodity and the salesperson. <P>COPYRIGHT: (C)2013,JPO&INPIT |
